mirror grinding machine design

mirror grinding machine design

The Design - Mirror Grinding Machine

The Design . I began by measuring the sizes of what I already had, a 1/3 hp 1750 rpm electric motor and a 25:1 geared speed reducer. Then I took a rough cut at the MoM-20 H-frame and placed the motor and gear box on it. Lining up the pulleys, drilling holes for the mounting bolts and making sure the belts would clear everything drove the design

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tut44 Making A Mirror Grinding Tool - Asterism

a design named for its inventor, Sir Isaac Newton. The heart of the Newtonian telescope is its primary mirror. Most Newtonian primary mirrors have either a spherical or a parabolic shaped concave face. Unlike most other mirrors in your home, the mirror coating of a Newtonian mirror is actually applied to the front face of the glass, not the back.

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Mirror grinding machine construction log - James Crombie

Mirror grinding machine construction log ... The current project really started out as a design exercise for my CAD work, something to ... suited to building a mirror grinder with. The machine contained a large speed reducer (47-1 ratio), a variable speed mechanism, motor mount and tachometer. the frame was too small to be able

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Mirror Grinding Machine Products Suppliers ...

In September 1858, shortly after his return from Europe, Draper began the construction of a mirror grinding machine of Lord Rosse’s design. Advances in Abrasive Technology XVI The superhard diamond grinding wheel with large-grit size plays an important role in precision mirror grinding

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Astro-Tel - Mirror grinding machine

MIRROR GRINDING MACHINE. I made my first mirror grinding and polishing machine over thirty years ago. It used the working principle of the machine illustrated at "A" Fig.3, Page 163, "Amateur Telescope Making" Book 1. A bowl which rotated was fitted to the spindle. I also built another machine

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Making a Mirror grinding Polishing machine - ATM, Optics ...

Mar 16, 2015  Page 1 of 5 - Making a Mirror grinding Polishing machine - posted in ATM, Optics and DIY Forum: Hello, I am on the half of the way to make a mirror grinding machine inspired by original M-O-M design. I made the pulley arrangement such a way that, both the turn table eccentric spins at 50 RPM fixed. I wont go for making mirror bigger that 10.5 (or max 12).

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Mirror Grinding Machine - ATM, Optics and DIY Forum ...

Sep 29, 2010  Mirror Grinding Machine - posted in ATM, Optics and DIY Forum: I have some interest in building a grinding machine for possible up to an 18 mirror , but something that will also do a 6 or 8 mirror. I have plans for the Mir O Matic but would like to do something a bit more modern. I have some ideas about using a AC drive and a large aluminum disk for the turntable and have made a parts list

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Making my own fixed post mirror grinding/polishing machine ...

Oct 15, 2012  Page 1 of 2 - Making my own fixed post mirror grinding/polishing machine - posted in ATM, Optics and DIY Forum: Hey guys. Im thinking of making my own fixed post mirror grinding/polishing and curve generating machine. Ive got loads of questions regarding the design so Ill just start firing away Do I need an eccentric moving tool to be able to polish a mirror spherical?

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Waite Research Telescope Mirrors :: Home

Apr 29, 2010  Measuring the Radius on the 20" Mirror. DIY Spherometer, Part 1: The Build. DIY Spherometer, Part 2: Calibrating and Using the Instrument Recycling Pitch for Laps for the the 20" Quartz mirror. Pouring a 15" Pitch Lap. Channeling a 15" Pitch Lap. Fine Grinding a 20" Quartz Telescope Mirror. Rough Grinding on the Fixed-Post Mirror Grinding Machine

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zeiss grinding machine design - ATM, Optics and DIY Forum ...

Dec 29, 2008  zeiss grinding machine design - posted in ATM, Optics and DIY Forum: Zeiss type has the most flexible ability, it has three rotation shafts---mirror, offset, stroke.generally, two motors will be used. then bring me a question, which two shafts should be drove by one motor?there are different designs: in book advanced telescope making, offset shaft and mirror main shaft were combined, but

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US1171174A - Parabolic-mirror-grinding machine. - Google ...

US1171174A US86695214A US1914866952A US1171174A US 1171174 A US1171174 A US 1171174A US 86695214 A US86695214 A US 86695214A US 1914866952 A US1914866952 A US 1914866952A US 1171174 A US1171174 A US 1171174A Authority US United States Prior art keywords shaft tool slide parabolic axis Prior art date 1914-10-16 Legal status (The legal status is an assumption and is not a

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Mirror Grinding Machine, G. W. Ritchey National Air and ...

The machine was used for making numerous mirrors over the next four decades and extensively modified over that period. It embodies the "sub-diameter tool" design approach to making large telescope mirrors whereby the grinding tool is drawn across the mirror blank by programmable rotating arms.

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JINZHU Jena metal sheet mirror polishing machine - YouTube

This machine can get 8K mirror polishing effect for metal plate products. (lock, hinge, flat bar and so on) The worktable can be customized according to your...

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The Design - Mirror Grinding Machine

The Design . I began by measuring the sizes of what I already had, a 1/3 hp 1750 rpm electric motor and a 25:1 geared speed reducer. Then I took a rough cut at the MoM-20 H-frame and placed the motor and gear box on it. Lining up the pulleys, drilling holes for the mounting bolts and making sure the belts would clear everything drove the design

More

Mirror Grinding Machine, G. W. Ritchey National Air and ...

The machine was used for making numerous mirrors over the next four decades and extensively modified over that period. It embodies the "sub-diameter tool" design approach to making large telescope mirrors whereby the grinding tool is drawn across the mirror blank by programmable rotating arms.

More

Mirror Grinding Machine » Leonardo Da Vinci's Inventions

Leonardo’s Mirror Grinding Machine. The mirror or lens grinding machine is a masterpiece of mechanical engineering. It has several gears in mesh at all times and also has several variable settings built into it. This machine was most likely designed by Leonardo while he was either investigating the different ways that light reflected off ...

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Mirror grinding machine construction log - James Crombie

Mirror grinding machine construction log ... The current project really started out as a design exercise for my CAD work, something to ... suited to building a mirror grinder with. The machine contained a large speed reducer (47-1 ratio), a variable speed mechanism, motor mount and tachometer. the frame was too small to be able

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Parabolic Mirror Grinding Machines Products Suppliers ...

Intrinsic Crystal Technology Co., Ltd. (ICC) Reflect Mirror, Znse Mirror, Optical Mirrors CO2 reflect mirror and focus lens is used together to change the direction of the laser path, making the laser machine's shape more casual , more applicable. Usually a complete beam path outside the laser tube requires three reflect mirror and a focus lens. Laser will loss when it travels, so the laser ...

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Waite Research Telescope Mirrors :: Home

Apr 29, 2010  Measuring the Radius on the 20" Mirror. DIY Spherometer, Part 1: The Build. DIY Spherometer, Part 2: Calibrating and Using the Instrument Recycling Pitch for Laps for the the 20" Quartz mirror. Pouring a 15" Pitch Lap. Channeling a 15" Pitch Lap. Fine Grinding a 20" Quartz Telescope Mirror. Rough Grinding on the Fixed-Post Mirror Grinding Machine

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Large Thin Mirror Making - BBAstroDesigns

In addition, a great deal of money will be saved: a finished 24" scope will set you back $7,000; grinding your own mirror and building the mount yourself will cost you $2,000. Amateurs have made mirrors up to 41" by hand. A grinding machine relieves the labor, but is not necessary. A 24" is the largest you can comfortably do solo.

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Stellafane ATM: Materials Tools

Topics on this page: Mirror Blanks, Grinding Polishing Tools, Grits Pitch, Storage Containers, Grinding Stands, and Miscellaneous Items. 6" 8" Pyrex Mirror Blanks Patterns on surfaces and edges are mold marks, splotch on 6" is a grinding mark by the manufacturer. Two blanks are in their protective cardboard shipping sleeves. ...

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Mel Bartels' Amateur Telescope Making

The I.A.U. named asteroid 17823 Bartels discovered 1998 by J.M.Roe in recognition for my contributions to amateur astronomy. Making is the Key to Knowing. A telescope mirror is arguably the most accurate surface made by human or machine. Amazingly you can grind a mirror by hand and make a telescope with simple hand tools.

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Mirror-o-matic

Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 MB Contact Dennis. The Machines: Documentation: Information for ATMs Zip archive of Mirror-o-Matic Yahoo Groups (2000-2019) 307 MB Contact Dennis ...

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Moulding Knives, Templates, Molding Catalog by Mirror ...

Mirror Reflections is a molding knife design and manufacturing company. We produce some of the most beautiful quality molding knives, profile templates, and CAD (computer-aided design) drawings in the woodworking industry. Consider us as a reliable resource for superior quality cutters for the molder or shaper and acrylic templates for profile ...

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GrindingPolishingMachine - LCAO

The grinding table must be able to swing from horizontal to vertical in order to test the mirror. During testing the mirror will be supported in a sling. Must be able to cut new mirror blanks from glass. A crane is needed to move the larger mirrors when finished. Design. The most compact machine

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How I Make Light-Weight Hexagon or Honeycomb Telescope ...

Rough grinding is complete for the 12.5 inch honeycomb-back telescope mirror blank. The rough grinding went pretty quickly and painlessly this time. I only have maybe 12 hours of actual work in the mirror so far. It's hard to believe, but the rough grinding has removed over a pound of glass. The mirror now weighs in at only only 8 pounds 15 ounces.

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Mirror Grinding Process Parameter Selection and Design

Download Citation Mirror Grinding Process Parameter Selection and Design Mirror grinding mainly depends on the precision of the machine tool, cutting and grinding amount and wheel selection ...

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Building a fixed post mirror grinding machine ...

Aug 19, 2019  Gordon Waite is probably one of the better mirror makers using this machine and have incorporated some of his ideas into my plan. I like the fixed-post plan vs others with eccentric drives, because it gets the heavy grinding done in an automated

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The Right Machine and Process for Mirror-Finish Carbide ...

Sep 30, 2015  The Right Machine and Process for Mirror-Finish Carbide, Ceramic. One presentation at United Grinding’s recent “Universe” event covered not only a machine of particular interest to toolmakers dealing with such materials, but also general information on what affects surface finish. Matt Danford. Senior Editor, Modern Machine Shop.

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grinding machine design elementals [Archive] - IceInSpace

When I hand-ground a mirror once upon a time, it wasn't too difficult, but that was a 6" mirror. I want to make a machine to grind a 20" mirror. If I remember rightly, I circled the circular bench every 10 mins or so (motion A), and each back and forward stroke took say two seconds (motion B).

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Fixed Post Mirror Grinding Table - designed with 123D ...

May 23, 2015 - Fixed Post Mirror Grinding Table - designed with 123D Design. May 23, 2015 - Fixed Post Mirror Grinding Table - designed with 123D Design. Pinterest. Today. Explore. When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.

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Making a 25 inch F2.6 mirror - BBAstroDesigns

Here's the mirror ready for polishing, fine ground to 20 micron aluminum oxide. That's quite the deep curve! Problem #4: build a polishing machine. Now it was time to design and build a polishing machine to polish the glass with polishing pads placed on the grinding tool. More information, specifications, images and video available here...

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Stellafane ATM Main Page

Much is also unchanged - mirror grinding techniques are very similar to those written up by Porter and Ingalls in the 20´s and 30´s. Many amateur astronomers still choose to fabricate their own instruments, for the pride of accomplishment, the gaining of knowledge and the insurance of quality.

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How I Make Light-Weight Hexagon or Honeycomb Telescope ...

Rough grinding is complete for the 12.5 inch honeycomb-back telescope mirror blank. The rough grinding went pretty quickly and painlessly this time. I only have maybe 12 hours of actual work in the mirror so far. It's hard to believe, but the rough grinding has removed over a pound of glass. The mirror now weighs in at only only 8 pounds 15 ounces.

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Hubble's Mirror Flaw NASA

Nov 25, 2019  Once Hubble began returning images that were less clear than expected, NASA undertook an investigation to diagnose the problem. Ultimately the problem was traced to miscalibrated equipment during the mirror's manufacture. The result was a mirror with an aberration one-50th the thickness of a human hair, in the grinding of the mirror.

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Stellafane ATM: Telescope Formulas and Calculator

Telescope Formulas and Design Comparator This page lists various telescope related formulas and it calculates telescope mirror parameters for you. It is primarily oriented to the Newtonian reflecting telescope, which is what most first time telescope makers build, although many sections of it are applicable to other types of telescopes.

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Grinding Machines - BENTELER Glass Processing Equipment

The very robust design of the Pencil-Edge Grinder makes longterm work possible (24/7) and has proven to be especially economical. Advantages. High precision: Good grinding results also for large raw glass tolerances ; Machine frame and components of especially stable design

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Outstanding Small Glass Beveling Machine Offers - Alibaba

amp;#9679; It can be replaced grinding wheel by automatically,rough grinding,accurate grinding,polishing and bottom margin by one time. amp;#9679; The design of dual water supply,water can be free transformed between polishing and rough grinding,and solving the problem of polishing water and circulating water. amp;#9679; The machine make the oil maintenance by automatic

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10 Inch Telescope Mirror Kit - Pinterest

10 Inch Telescope Mirror Kit. Make your own 10 inch telescope mirror. This kit Includes everything you need to grind your own top quality telescope mirror. Saved by Roberto Varela. 27. Mirror Kit Stargazing Telescope Favorite Things Projects To Try Sky Homemade Space How To Make.

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